ANT-BIZ

Electron Transport Layer Material with Anthracene Core

High purity sublimed electron deficient semiconducting material in application of developing highly efficient blue, green and red OLEDs with high luminance and low turn-on voltages

ANT-BIZ (CAS number 1254961-38-0), namely 1-[4-(10-([1,1-biphenyl]-4-yl)anthracen-9-yl)phenyl]-2-ethyl-1H-benzo[d]imidazole, has a bipolar structure of an electron donating anthracene core with 1,1-biphenyl and electron accepting 1-phenyl-2-ethyl-1H-benzo[d]imidazole pendants at 9,10-positions of anthracene ring.

High purity sublimed material

>99.0%

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Electron-transport layer

(ETL) materials (in OPVs and OLEDs)

High performance OLEDs

Record high external quantum efficiency of 40.5%

ANT-BIZ has been a popular electron transport layer material for highly efficient blue, green and red OLEDs with high luminance and low turn-on voltages. BNSe, a superior sensitizer for hyperfluorescence (HF) device, shows great performance with record high EQE of 40.5%, power efficiency (PE) beyond 200 lm/W and luminance close to 200,000 cd m^-2 with ANT-BIZ as the electron sport and Liq as the electron injection layer materials.

General Information

Product Details

* Sublimation is a technique used to obtain ultra pure-grade chemicals, see sublimed materials for OLED devices.

Chemical Structure

Device Structure(s)

Device structure	ITO/HAT-CN (5 nm)/DPNA-SFX (30 nm)/Spiro-3-BFP (10 nm)/DMIC-TRZ:DMIC-CZ:Ir(ppy)2(acac) (40 nm)/ANT-BIZ (70 nm)/Liq (2.5 nm)/Al (100 nm) [2]
Colour	Green
Max Current Efficiency	89.8 cd/A
Max EQE	24.7%
Max. Power Efficiency	94.2 lm W-1

Device structure	ITO/HAT-CN (5 nm)/DOPNA-SFX (30 nm)/Spiro-3-BFP (10 nm)/DMIC-TRZ:DMIC-CZ:Ir(ppy)2(acac) (40 nm)/ANT-BIZ (70 nm)/Liq (2.5 nm)/Al (100 nm) [3]
Colour	Green
Max Current Efficiency	85.6 cd/A
Max EQE	23.6%
Max. Power Efficiency	93.2 lm W-1

Device structure	ITO/HATCN (2.5 nm)/DBPTPPB (100 nm)/TPN-DBF (10 nm)/10 wt.% PIAN-FTPA:BH (40 nm)/ANT-BIZ (40 nm)/Liq (2.5 nm)/Al (100 nm) [4]
Colour	Red
Max Current Efficiency	4.61 cd/A
Max EQE	5.74%
Max. Luminance	24,000 cd m-2

Device structure	ITO/TAPC (30 nm)/TCTA (15 nm)/mCBP (10 nm)/1 wt.% HF-BN3*:DMIC-TRZ (50 nm)/POT2T (20 nm)/ANT-BIZ (30 nm)/Liq (2 nm)/Al (100 nm) [1]
Colour	Green
Max Current Efficiency	164.5 cd/A
Max EQE	40.5%
Max. Power Efficiency	205.8 lm W-1

Device structure	ITO/TAPC (30 nm)/TCTA (15 nm)/mCBP (10 nm)/1 wt.% BN3*:DMIC-TRZ (50 nm)/POT2T (20 nm)/ANT-BIZ (30 nm)/Liq (2 nm)/Al (100 nm) [1]
Colour	Green
Max Current Efficiency	152.2 cd/A
Max EQE	38.7%
Max. Power Efficiency	170.7 lm W-1

Device structure	ITO/HAT-CN (5 nm)/TAPC (30 nm)/TCTA (15 nm)/mCBP (10 nm)/DMIC-TRZ:1 wt.% Pd1 (40 nm)/POT2T (20 nm)/ANT-BIZ (30 nm)/Liq (2 nm)/Al (100 nm) [5]
Colour	Red
Max Current Efficiency	29.6 cd/A
Max EQE	30.1%
Max. Power Efficiency	27.5 lm W-1

*For chemical structure information, please refer to the cited references.

Pricing

MSDS Documentation

ANT-BIZ MSDS Sheet

Literature and Reviews

1. Efficient selenium-integrated TADF OLEDs with reduced roll-off, Y. Hu et al., Nat. Photon. 16, 803–810 (2022); DOI: 10.1038/s41566-022-01083-y.
   
2. Novel spiro[fluorene-9,9′-xanthene]-based hole transport layers for red and green PHOLED devices with high efficiency and low efficiency roll-off, T. Wang et al., J. Mater. Chem. C, 9, 3247-3256 (2021); DOI: 10.1039/D0TC04676K.
   
3. Fused triphenylamine moiety based fluorescence emitters for deep blue OLEDs with high luminance and low turn-on voltages, L. Wu et al., Mater. Adv., 3, 1729 (2022); DOI: 10.1039/d1ma01044a.